Shares in the chip-maker have surged in value as investment in AI continues to gather pace.
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The announcement came after the Grok AI chatbot gave controversial answers to user queries.
Teachers fear some children use smartphones for eight hours a day and overnight.
It was "horrible", "stressful" and "isolating" those affected tell BBC News.
A test message will be sent to smartphones on 7 September, after a previous test revealed technical issues.
Technology editor Zoe Kleinman explores the tensions between between humans and machines that were encapsulated at Wimbledon.
The company has appealed against the fine handed down earlier this year over alleged anti-competitive behaviour.
An Xbox producer faces a backlash after suggesting AI tools can help to deal wih the emotions that follow job...
Peter Kyle says the Alan Turing Institute should prioritise boosting the UK's AI capabilities.
Velvet Sundown has racked up hundreds of thousands of streams on Spotify - without anyone even being sure if it's...